Tense is the form of the verb in any sentence through which it is known that the work done in a sentence is related to time; Work is happening in the present, happened in the past or is going to happen in the future. This is the reason why the auxiliary verbs in sentences of present, past and future are different. App Permisiion: Information Collection and Use For a better experience, while using our Service, I may require you to provide us with certain personally identifiable inform